1. Intshayelelo kwiingxowa ezilukiweyo kunye nobuchwepheshe bazo bokucutshungulwa Iingxowa ezilukiweyo zeplastiki zenziwe ngokuyintloko nge-polypropylene (PP), eziveliswa ngokuphuma, ukutsalwa kwe-filament, ukuluka, kunye nokwenza iingxowa. I-PP yi-thermoplastic ecacileyo kancinci, ene-semi-crystalline enamandla aphezulu, i-insulation efanelekileyo, namanzi aphantsi...
Funda ngokugqithisileyo 
